RHSA-2023:6257 - Security Advisory

Topic

Red Hat OpenShift Container Platform release 4.13.21 is now available with updates to packages and images that fix several bugs and add enhancements.

This release includes a security update for Red Hat OpenShift Container Platform 4.13.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

Red Hat OpenShift Container Platform is Red Hat's cloud computing Kubernetes application platform solution designed for on-premise or private cloud deployments.

This advisory contains the container images for Red Hat OpenShift Container Platform 4.13.21. There are no RPM packages for this update.

Space precludes documenting all of the container images in this advisory. See the following Release Notes documentation, which will be updated shortly for this release, for details about these changes:

https://docs.openshift.com/container-platform/4.13/release_notes/ocp-4-13-release-notes.html

Security Fix(es):

• golang: net/http, x/net/http2: rapid stream resets can cause excessive work (Rapid Reset Attack) (CVE-2023-39325)

A Red Hat Security Bulletin which addresses further details about the Rapid Reset flaw is available in the References section.

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

All OpenShift Container Platform 4.13 users are advised to upgrade to these updated packages and images when they are available in the appropriate release channel. To check for available updates, use the OpenShift CLI (oc) or web console. Instructions for upgrading a cluster are available at https://docs.openshift.com/container-platform/4.13/updating/updating-cluster-cli.html

Solution

For OpenShift Container Platform 4.13 see the following documentation, which will be updated shortly for this release, for important instructions on how to upgrade your cluster and fully apply this asynchronous errata update:

https://docs.openshift.com/container-platform/4.13/release_notes/ocp-4-13-release-notes.html

You may download the oc tool and use it to inspect release image metadata for x86_64, s390x, ppc64le, and aarch64 architectures. The image digests may be found at https://quay.io/repository/openshift-release-dev/ocp-release?tab=tags.

The sha values for the release are

(For x86_64 architecture)
The image digest is sha256:562c214e9662e3684ac5b8c3d5d2759a83f544da8897a00ebe91a02fcad6d2d9

(For s390x architecture)
The image digest is sha256:31eb6fe82af60cf8693bf986d6db6d26cbb26950eb63401b2e6c2c19eb54c2b6

(For ppc64le architecture)
The image digest is sha256:0cc5f401894fafcf40653ff631edce27297f598546235e6107e100f9b4798f3a

(For aarch64 architecture)
The image digest is sha256:f0c0bad639693279314010424aba2abb76ba5f8f45ff1b40d4f8936c589e2e0e

All OpenShift Container Platform 4.13 users are advised to upgrade to these updated packages and images when they are available in the appropriate release channel. To check for available updates, use the OpenShift CLI (oc) or web console. Instructions for upgrading a cluster are available at https://docs.openshift.com/container-platform/4.13/updating/updating-cluster-cli.html

Affected Products

• Red Hat OpenShift Container Platform 4.13 for RHEL 9 x86_64
• Red Hat OpenShift Container Platform 4.13 for RHEL 8 x86_64
• Red Hat OpenShift Container Platform for Power 4.13 for RHEL 9 ppc64le
• Red Hat OpenShift Container Platform for Power 4.13 for RHEL 8 ppc64le
• Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.13 for RHEL 9 s390x
• Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.13 for RHEL 8 s390x
• Red Hat OpenShift Container Platform for ARM 64 4.13 for RHEL 9 aarch64
• Red Hat OpenShift Container Platform for ARM 64 4.13 for RHEL 8 aarch64

Fixes

• BZ - 2243296 - CVE-2023-39325 golang: net/http, x/net/http2: rapid stream resets can cause excessive work (CVE-2023-44487)
• OCPBUGS-11604 - addon-agent, klusterlet, proxy-agent containers are not pinned to mgmt cores - no WLP annotation
• OCPBUGS-11926 - hub side lookup function on managed cluster itself for policy templating should be allowed
• OCPBUGS-13330 - OCP 4.13 | NTO profile's default parameter workloadHints.perPodPowerManagement = false seems to be hitting kernel taint bit 2 in nodes using x86_energy_perf function
• OCPBUGS-14344 - TALM does not consider namespace of managed policies
• OCPBUGS-18284 - On an SNO DU some of the test workload pods get restarted due to failed probes when leaving the node running for multiple days
• OCPBUGS-18468 - Upgrade Recovery Fails on etcd Redeployment
• OCPBUGS-18698 - TC bug: VFS allocated for dpdk Validate HugePages should allocate the amount of hugepages requested
• OCPBUGS-22299 - [Azure] EgressIP cannot be applied to the egress node on Azure private cluster
• OCPBUGS-22333 - duplicate entry in spec.plugins will cause console panic
• OCPBUGS-22390 - Remove wildfly docker.io samples
• OCPBUGS-22402 - CI fails because it pulls "openshift/origin-node" from Docker Hub and gets rate-limited
• OCPBUGS-22412 - Bootstrap-unit tests are failing for the 4.13 branch
• OCPBUGS-2812 - TALM does not enforce subscriptions when catalogsource is updated and both policies are in the same CGU
• OCPBUGS-7652 - cluster-proxy-service-proxy pod is not pinned to mgmt cores - no WLP annotation

CVEs

• CVE-2023-39325

References

• https://access.redhat.com/security/updates/classification/#important
• https://access.redhat.com/security/vulnerabilities/RHSB-2023-003